2 * Copyright 1995 Massachusetts Institute of Technology
4 * Permission to use, copy, modify, and distribute this software and
5 * its documentation for any purpose and without fee is hereby
6 * granted, provided that both the above copyright notice and this
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16 * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
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18 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
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29 * $FreeBSD: src/usr.sbin/mrouted/testrsrr/testrsrr.c,v 1.4 1999/08/28 01:17:17 peter Exp $
30 * $DragonFly: src/usr.sbin/mrouted/testrsrr/testrsrr.c,v 1.3 2004/03/15 18:10:29 dillon Exp $
38 #include <sys/param.h>
39 #include <sys/types.h>
41 #include <sys/socket.h>
44 #include <netinet/in.h>
45 #include <arpa/inet.h>
49 char sunpath[MAXPATHLEN];
61 struct sockaddr_un sun;
62 char buf[RSRR_MAX_LEN];
63 struct rsrr_header *rh;
67 s = socket(PF_LOCAL, SOCK_DGRAM, 0);
69 err(EX_OSERR, "socket(PF_LOCAL, SOCK_DGRAM, 0)");
72 sun.sun_family = AF_LOCAL;
73 snprintf(sunpath, sizeof sun.sun_path, "/tmp/testrsrr.%lu",
74 (unsigned long)getpid());
75 strcpy(sun.sun_path, sunpath);
76 sun.sun_len = (offsetof(struct sockaddr_un, sun_path)
79 if (bind(s, (struct sockaddr *)&sun, sun.sun_len) < 0) {
80 err(EX_OSERR, "bind: %s", sunpath);
83 atexit(exitfn); /* clean up if we exit on error */
85 strcpy(sun.sun_path, RSRR_SERV_PATH);
86 sun.sun_len = (offsetof(struct sockaddr_un, sun_path)
89 if (connect(s, (struct sockaddr *)&sun, sun.sun_len) < 0) {
90 err(EX_OSERR, "connect: %s", RSRR_SERV_PATH);
93 rh = (struct rsrr_header *)buf;
94 rh->version = RSRR_MAX_VERSION;
95 rh->type = RSRR_INITIAL_QUERY;
99 if (write(s, rh, sizeof *rh) == (ssize_t)-1) {
100 err(EX_OSERR, "write(initial query)");
103 if (read(s, buf, sizeof buf) == (ssize_t)-1) {
104 err(EX_OSERR, "read(initial reply)");
107 if (rh->version != RSRR_MAX_VERSION) {
108 errx(EX_PROTOCOL, "bad remote version %d", rh->version);
111 if (rh->type != RSRR_INITIAL_REPLY) {
112 errx(EX_PROTOCOL, "remote returned unexpected message type %d",
117 printf("confusing flags: %d\n", rh->flags);
120 printf("There are %d vifs configured:\n", rh->num);
122 printf(" Vif Thresh Status Local address\n");
123 for(i = 0, rvp = (struct rsrr_vif *)(rh + 1); i < rh->num; i++,rvp++) {
124 printf(" %3d %6d %6d %s\n", rvp->id, rvp->threshold,
125 rvp->status, inet_ntoa(rvp->local_addr));